import java.util.Scanner;
public class Example7_6 {
   public static void main(String args[]) {
    int [] score={-120,98,89,120,99};
    int sum=0;
    for(int number:score){
      assert number>=0:"负数不能是成绩";
      sum=sum+number;
    }
    System.out.println("总成绩："+sum);
   }
 }
